Romain Pellerin's Blog

Using Gemini (free version - version 3 Fast): upload a photo + the transparent PNG that Strava generates with ride data, then prompt: Position the stats of this ride on the road, distorting them to match the strong receding perspective of the road.

A fresh new session gemini mcp add playwright npx -y @playwright/mcp@latest --browser firefox gemini # Just prompt now and tell it to use the Playwright MCP An already launched session (with your cookies!)

I recently noticed a strange behavior on my Raspberry Pi: many of my systemctl services were being killed and rebooted infinitely.

Here is a breakdown of my current footwear and their specific training/racing purposes.

Tip: iterate over multiple images mkdir -p output for f in *.jpg; do exiftool -all= --icc_profile:all $f -o "${f%.*}_sdr.jpg" # convert "${f%.*}_sdr.jpg" ...

On March 29th, 2026, the Berlin half marathon took place.

Vertical format Tick "Use vertical resolution".

We recently welcomed our first child 😊.

It's Christmas time!

I recently spent a little over 48 hours in Budapest for the first time and I really enjoyed it!

At work, we use Google Calendars.

Ci-dessous une copie d'un article paru dans "Revue Médicale Suisse" le 19 janvier 2011, au cas où l'article viendrait à ne plus être disponible en ligne (PDF).

I recently spent a little over a week in Greece.

Marathons rarely go as planned.

Camera setup 30 fps (or 60 fps for slow-mo).

Les 7 derniers mois Ce début d'année était plutôt chargé, trop peut-être même.

Just needed to rant a bit about the Deutsche Bahn,the national railway company of Germany.

Training On April 13, 2025, I took part in the Paris Marathon.

Vertical format Tick "Use vertical resolution".

Tips Commencer par le bas des cocottes, de l'extérieur vers l'intérieur du guidon par le haut (comment montré dans la vidéo).

Installing a headset on a carbon road bike can be tricky.

Another race in the books!

Every now and then I find myself struggling to find affordable rental cars online.

Most health insurance companies in Germany offer the following things.

Here we are, final stretch.

This article applies to most Speedmax bikes, but is based on the Canyon Speedmax CF 7 Di2.

2025 is the year I'll do my first half Ironman!

I've had my bike for 5 years now, with the same factory wheels: a pair of Mavic Aksium.

Making it through winter in Berlin is no easy feat.

I wrote the original article almost 6 years ago.

I just needed to write some thoughts "down" as a reminder for myself in the future.

ÇA Y EST JE L'AI FAIT !

Tiny article here to say that I'm buying barefoot shoes (a.k.a minimalist shoes) for everyday use!

So I'm just done with a sprained ankle... but just as it was healing, I'm struck with what I believe is muscle tear.

UPDATE JUNE 2025: this article is partially obsolete.

Et bien voilà, deuxième grosse blessure de 2024.

Running pace to finish times From to Marathon 25 kms Half-marathon 10 kms 5 kms kms Zones (MAS is VMA in French) MAS speed (km/h): Max HR: Percentage: % more info There are multiple scales that exist out there, but none of them will have exactly the same…

I recently went to Canada for the first time of my life.

Les conditions étaient presque toutes réunies pour une belle course.

Goal W-13 until my first marathon ever.

While data roaming has now become essentially "free" for most Europeans, traveling outside Europe and surfing the internet can be quite expensive.

Years after Apple launched the Airtags, Android is finally getting its long awaited counterpart, in the form of Google's "Find My Device" network.

Setup Install Kotlin Installing Kotlin is not necessary.

Dans la famille des blessures en course à pied, je voudrais la périostite... déjà eue côté gauche ?

I went this year for the first time of my life to Croatia.

💧 Hydration strategy Bike That's something that needs to be figured weeks in advance, in case additional equipment is required.

As a resident in Germany, you must have (by law!)

We're not even 2 months into spring, yet it's been a hell of a spring so far!

J'ai pour ainsi dire jamais aimé courir pour courir... jusqu'à ce que le COVID-19 soit. 2020 Pas manqué, 30 mars 2020, premier run ever enregistré sur mon Strava.

Envoyé spécial - Maison, la fin d'un rêve ?